P15 - Add spam security to 2 existing web forms

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
This project to to install web form security (like recaptcha but I Dont want to use recaptcha) for 2 existing website forms on the same website. Must be a clean simple script that request the user to enter 4 or so random letters/numbers before the form will send/submit.

The purpose of this is to prevent spam being submitted to the forms by automated scripts. The client has started to receive a lot of spam from these forms.

The website is developed in php and uses includes

URL given on request.

Skills required:
MySQL, PHP, Script Install
About the employer:
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